Recording and playback at your fingertips Storage is required for recording: connect a storage device such as a USB drive (U disk) or TF card to save your recordings. This gives you flexible capacity and easy file transfer. Simple start/stop control: press and hold the MODE button to start recording, and press and hold MODE again to cancel recording. The onebutton control keeps operation straightforward in any situation. Easy playback: press the play key to listen to your recording files quickly and directly. Versatile compatibility and power: supports MP3 playback and works with USB, TF, LINE IN, and FM sources; remote control is available for convenient operation; powered by DC 5V. Key features and benefits Function focused: a dedicated workflow for recording and playback with minimal setup. Compatibility: accepts USB drives and TF cards for storage; supports multiple input and playback options (MP3, USB, TF, LINE IN, FM). Power and control: DC 5V power supply; remote control option for hands use. Reliable operation: clear, simple controls designed for quick access in meetings, classrooms, or on the go. What makes it practical (use scenarios) Classroom or lecture capture: connect a USB drive or TF card, start recording with a long press on MODE, and stop when the lecture ends. Later use the play key to review notes or share the recording with classmates. Field interviews or onsite reporting: use the MODE button to control recording without needing a screen, and store audio directly on USB or TF for easy transfer to a computer for editing or archiving. Playback with the same device for quick verification of takes. audio management at home or in a vehicle: listen to MP3 files from USB/TF, or feed audio from LINE IN and switch to FM radio as needed; remote control enables comfortable operation from a distance.